////////////////////////////////////////////////
// DESCRIPTION:
//     Implementation support for interface libraries and templates
//
// Legal Notices:
//     Copyright (c) 2008, Telliam Consulting, LLC.
//     All rights reserved.
//
//     Redistribution and use in source and binary forms, with or without modification,
//     are permitted provided that the following conditions are met:
//
//     * Redistributions of source code must retain the above copyright notice,
//       this list of conditions and the following disclaimer.
//
//     * Redistributions in binary form must reproduce the above copyright notice,
//       this list of conditions and the following disclaimer in the documentation
//       and/or other materials provided with the distribution.
//
//     * Neither the name of Telliam Consulting nor the names of its contributors
//       may be used to endorse or promote products derived from this software
//       without specific prior written permission.
//
// Disclaimer:
//     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
//     ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
//     WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
//     IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
//     INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
//     BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
//     DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
//     LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
//     OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
//     OF THE POSSIBILITY OF SUCH DAMAGE.  
//
#include "FusionWare\Interfaces.h"

namespace FusionWare
{
    namespace Interfaces
    {
        extern const GUID GUID_NULL = { 0, 0, 0, { 0, 0, 0, 0, 0, 0, 0, 0 } };
        
        IGuidCastImpl::~IGuidCastImpl()
        {
            //ERRORMSG(this->RefCount!=0, (_T("Dangling Reference! RefCount (%d) !=0 in destructor\n"), RefCount));
            ASSERT(this->RefCount==0);
        }

        ULONG ITF_CALL IGuidCastImpl::AddRef()
        { 
            ASSERT(this->RefCount >= 0);
            return ++this->RefCount;
        }

        ULONG ITF_CALL IGuidCastImpl::Release()                                                         
	    {
            ASSERT(this->RefCount);                                                              
		    ULONG l = --this->RefCount;                                                          
		    if (l == 0)                                                                          
			    delete this;                                                                     
                                                                                                 
		    return l;                                                                            
	    }                                                                                        
    }
}
